R Packages

library(ggplot2)
library(gapminder)
library(systemfonts)
library(kableExtra)
library(plotly)

Formula

\[\int_0^\infty e^{-x^2} dx=\frac{\sqrt{\pi}}{2}\]

gapminder

kable

First rows of the ‘gapminder’ data.
country continent year lifeExp pop gdpPercap
Afghanistan Asia 1952 28.801 8425333 779.4453
Afghanistan Asia 1957 30.332 9240934 820.8530
Afghanistan Asia 1962 31.997 10267083 853.1007
Afghanistan Asia 1967 34.020 11537966 836.1971
Afghanistan Asia 1972 36.088 13079460 739.9811
Afghanistan Asia 1977 38.438 14880372 786.1134

gapminder

Summary of the gapminder data in 2007.
country continent year lifeExp pop gdpPercap
Afghanistan: 1 Africa :52 Min. :2007 Min. :39.61 Min. :1.996e+05 Min. : 277.6
Albania : 1 Americas:25 1st Qu.:2007 1st Qu.:57.16 1st Qu.:4.508e+06 1st Qu.: 1624.8
Algeria : 1 Asia :33 Median :2007 Median :71.94 Median :1.052e+07 Median : 6124.4
Angola : 1 Europe :30 Mean :2007 Mean :67.01 Mean :4.402e+07 Mean :11680.1
Argentina : 1 Oceania : 2 3rd Qu.:2007 3rd Qu.:76.41 3rd Qu.:3.121e+07 3rd Qu.:18008.8
Australia : 1 NA Max. :2007 Max. :82.60 Max. :1.319e+09 Max. :49357.2
(Other) :136 NA NA NA NA NA

ggplot

Life expectancy versus GDP per capita in 2007.

Life expectancy versus GDP per capita in 2007.

ggplotly